Akademik

justify
verb /ˈdʒʌstɪfaɪ/
a) To provide an acceptable explanation for.

How can you justify spending so much money on clothes?

b) To be a good, acceptable reason for; warrant.

Paying too much for car insurance is not justified.

See Also: -fy, just, justification, justifiable, justifiably, unjustified

Wikipedia foundation.